| 1 | # Copyright (c) 1995, 1996 Cygnus Support |
|---|
| 2 | # |
|---|
| 3 | # The authors hereby grant permission to use, copy, modify, distribute, |
|---|
| 4 | # and license this software and its documentation for any purpose, provided |
|---|
| 5 | # that existing copyright notices are retained in all copies and that this |
|---|
| 6 | # notice is included verbatim in any distributions. No written agreement, |
|---|
| 7 | # license, or royalty fee is required for any of the authorized uses. |
|---|
| 8 | # Modifications to this software may be copyrighted by their authors |
|---|
| 9 | # and need not follow the licensing terms described here, provided that |
|---|
| 10 | # the new terms are clearly indicated on the first page of each file where |
|---|
| 11 | # they apply. |
|---|
| 12 | # |
|---|
| 13 | # process this file with autoconf to produce a configure script. |
|---|
| 14 | AC_PREREQ(2.59) |
|---|
| 15 | AC_INIT(crt0.S) |
|---|
| 16 | |
|---|
| 17 | if test "${enable_shared}" = "yes" ; then |
|---|
| 18 | echo "Shared libraries not supported for cross compiling, ignored" |
|---|
| 19 | fi |
|---|
| 20 | |
|---|
| 21 | if test "$srcdir" = "." ; then |
|---|
| 22 | if test "${with_target_subdir}" != "." ; then |
|---|
| 23 | libgloss_topdir="${with_multisrctop}../../.." |
|---|
| 24 | else |
|---|
| 25 | libgloss_topdir="${with_multisrctop}../.." |
|---|
| 26 | fi |
|---|
| 27 | else |
|---|
| 28 | libgloss_topdir="${srcdir}/../.." |
|---|
| 29 | fi |
|---|
| 30 | |
|---|
| 31 | AC_CONFIG_AUX_DIR($libgloss_topdir) |
|---|
| 32 | AC_CANONICAL_SYSTEM |
|---|
| 33 | AC_ARG_PROGRAM |
|---|
| 34 | |
|---|
| 35 | AC_PROG_INSTALL |
|---|
| 36 | |
|---|
| 37 | LIB_AC_PROG_CC |
|---|
| 38 | |
|---|
| 39 | AS=${AS-as} |
|---|
| 40 | AC_SUBST(AS) |
|---|
| 41 | AR=${AR-ar} |
|---|
| 42 | AC_SUBST(AR) |
|---|
| 43 | LD=${LD-ld} |
|---|
| 44 | AC_SUBST(LD) |
|---|
| 45 | AC_PROG_RANLIB |
|---|
| 46 | LIB_AM_PROG_AS |
|---|
| 47 | |
|---|
| 48 | AC_MSG_CHECKING([target cpu family]) |
|---|
| 49 | DO=m68k |
|---|
| 50 | dnl Temporarily modify LDFLAGS so that link tests will succeed without |
|---|
| 51 | dnl a C library. Note that we may not have a C librabry yet and that |
|---|
| 52 | dnl autoconf automatically adds script to check whether we can create |
|---|
| 53 | dnl an executable or not. |
|---|
| 54 | dnl |
|---|
| 55 | saved_LDFLAGS="$LDFLAGS" |
|---|
| 56 | LDFLAGS="-nostdlib -e main" |
|---|
| 57 | AC_PREPROC_IFELSE([#ifndef __mcoldfire__ |
|---|
| 58 | #error we are not coldfire |
|---|
| 59 | #endif], |
|---|
| 60 | DO="cf",) |
|---|
| 61 | AC_PREPROC_IFELSE([#ifndef __mfido__ |
|---|
| 62 | #error we are not fido |
|---|
| 63 | #endif], |
|---|
| 64 | DO="fido",) |
|---|
| 65 | LDFLAGS=$saved_LDFLAGS |
|---|
| 66 | AC_MSG_RESULT($DO) |
|---|
| 67 | AC_SUBST(DO) |
|---|
| 68 | |
|---|
| 69 | host_makefile_frag=${srcdir}/../config/default.mh |
|---|
| 70 | target_makefile_frag=${srcdir}/../config/default.mt |
|---|
| 71 | |
|---|
| 72 | dnl We have to assign the same value to other variables because autoconf |
|---|
| 73 | dnl doesn't provide a mechanism to substitute a replacement keyword with |
|---|
| 74 | dnl arbitrary data or pathnames. |
|---|
| 75 | dnl |
|---|
| 76 | host_makefile_frag_path=$host_makefile_frag |
|---|
| 77 | AC_SUBST(host_makefile_frag_path) |
|---|
| 78 | AC_SUBST_FILE(host_makefile_frag) |
|---|
| 79 | target_makefile_frag_path=$target_makefile_frag |
|---|
| 80 | AC_SUBST(target_makefile_frag_path) |
|---|
| 81 | AC_SUBST_FILE(target_makefile_frag) |
|---|
| 82 | |
|---|
| 83 | AC_CONFIG_FILES(Makefile, |
|---|
| 84 | . ${libgloss_topdir}/config-ml.in, |
|---|
| 85 | srcdir=${srcdir} |
|---|
| 86 | target=${target} |
|---|
| 87 | with_multisubdir=${with_multisubdir} |
|---|
| 88 | ac_configure_args="${ac_configure_args} --enable-multilib" |
|---|
| 89 | CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} |
|---|
| 90 | libgloss_topdir=${libgloss_topdir} |
|---|
| 91 | ) |
|---|
| 92 | AC_OUTPUT |
|---|
| 93 | |
|---|
